As a main polymer pin insulator, 11KV pin type composite insulators are manufactured in accordance with IEC 120, ISO 140, IEC 1109, and so on, and are widely used in many countries.

It shall be the responsibility of the pin insulator manufacturer to ensure adequacy of the design and good engineering practice in the manufacture of the 11KV pin type composite insulators. The manufacturer, Orient Power meets standards which confirm satisfactory service experience with polymer pin insulator products.